After Chongqing gets on the license plate, it needs to stick a card on the car. What's the use of cards?

In Chongqing, motor vehicles need to stick or carry a license plate when driving on the road. This card is a traffic information card. Traffic information card is an electronic medium that records drivers' basic information, traffic violations, scoring, traffic accidents, safety learning and other information, and provides relevant convenience services. Driving a motor vehicle on the road without pasting or carrying a traffic information card shall be handled by the traffic management department of the public security organ in accordance with the relevant provisions of the Chongqing Road Traffic Safety Regulations.